@import url("//unpkg.com/element-ui@2.13.0/lib/theme-chalk/index.css");
html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.book-img {
 max-height: 100vh;
}

.el-tree--highlight-current .el-tree-node.is-current>.el-tree-node__content {
  background-color: #d9fbc7;
}

.scroll1::-webkit-scrollbar {
  width: 5px;
}

.scroll1::-webkit-scrollbar-track {
  background: #ddd;
}

.scroll1::-webkit-scrollbar-thumb {
  background: #aecaa1;
}
